Home / 142,855.26-214,291.53-59,721.18

Finding the Fourth Proportional to 142,855.26, 214,291.53 and 59,721.18

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Solution

The fourth proportional to 142,855.26, 214,291.53 and 59,721.18 is: 89,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,855.26 : 214,291.53 = 59,721.18 : x
  2. Step 2: Convert to fraction form
    142,855.26/214,291.53 = 59,721.18/x
  3. Step 3: Cross multiply
    142,855.26x = 214,291.53 × 59,721.18
  4. Step 4: Simplify right side
    142,855.26x = 12,797,743,035.61
  5. Step 5: Solve for x
    x = 12,797,743,035.61/142,855.26
  6. Step 6: Final answer
    x = 89,585.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.